Doctor profile · Federal record
Dr. Mark Armstrong, DO
Family Medicine Physician (CMS: Family Practice) · Sparta, MI
- NPI 1932104882
- Accepts Medicare
- 42 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
2111 12 Mile RD Nw
Sparta, MI 493459754
(616) 391-8470
fax (616) 391-8495 - Mailing address
-
100 Michigan St Ne, Mc 845
Grand Rapids, MI 495032560
Credentials & registration
- NPI registered
- June 2005 — 21 yrs on file
- Profile last updated
- February 24, 2021
- Year of graduation
- 1984 — 42 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- Michigan #5101008843
- Medicaid
- MI #3072667
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1932104882. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
380
Distinct HCPCS
6
Medicare allowed
$26,228
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 252 | 113 | $85 | |
83036 |
Hemoglobin a1c level | 29 | 23 | $9 | |
G0008 |
Administration of influenza virus vaccine | 28 | 28 | $29 | |
90694 |
Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage | 27 | 27 | $73 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 27 | 27 | $22 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 17 | 15 | $65 |
In context: peer comparison
Among 6 peers in this city , average services per provider: 43. This provider delivers 8.8× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
3,336
Patients
1,076
Total drug cost
$71,996
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 648 | 195 | $14,581 |
| Lisinopril | Generic | 358 | 105 | $4,405 |
| Omeprazole | Generic | 316 | 101 | $7,385 |
| Levothyroxine Sodium | Generic | 266 | 71 | $6,604 |
| Amlodipine Besylate | Generic | 231 | 76 | $2,730 |
| Rosuvastatin Calcium | Generic | 231 | 76 | $9,262 |
| Metoprolol Succinate | Generic | 206 | 59 | $8,073 |
| Losartan Potassium | Generic | 197 | 65 | $4,525 |
| Gabapentin | Generic | 163 | 55 | $3,208 |
| Furosemide | Generic | 136 | 44 | $1,097 |
Hospital affiliations
Frequently asked questions
What is Dr. Mark Armstrong's medical specialty?
Dr. Mark Armstrong practices Family Medicine Physician in Sparta, MI.
Where does Dr. Mark Armstrong practice?
Dr. Mark Armstrong practices at 2111 12 Mile RD Nw, Sparta, MI 493459754. Office phone: 6163918470.
What is Dr. Mark Armstrong's NPI?
Dr. Mark Armstrong's National Provider Identifier (NPI) is 1932104882, issued by NPPES.
Does Dr. Mark Armstrong accept Medicare assignment?
Yes. Dr. Mark Armstrong accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Armstrong commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Hemoglobin a1c level (HCPCS 83036); Administration of influenza virus vaccine (HCPCS G0008). Source: CMS Medicare Physician & Other Practitioners file.